Home / 339,435.09-508,377.60-162,066.62

Finding the Fourth Proportional to 339,435.09, 508,377.60 and 162,066.62

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Solution

The fourth proportional to 339,435.09, 508,377.60 and 162,066.62 is: 242,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,435.09 : 508,377.60 = 162,066.62 : x
  2. Step 2: Convert to fraction form
    339,435.09/508,377.60 = 162,066.62/x
  3. Step 3: Cross multiply
    339,435.09x = 508,377.60 × 162,066.62
  4. Step 4: Simplify right side
    339,435.09x = 82,391,040,586.66
  5. Step 5: Solve for x
    x = 82,391,040,586.66/339,435.09
  6. Step 6: Final answer
    x = 242,729.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.